#ifndef DATE_H
#define DATE_H
class Date
{public:
    Date();
    Date(char strdate[]);
    Date(int Y,int M,int D);
    void setDate(int Y,int M,int D);
    void show()const;
    int getYear;
    void setYear(int Y);
    int getMonth();
    void setMonth(int M);
    int getDay();
    void setDay(int D);;
    char* toString();
    int daysperMonth(int m=-1)const;
    int daysperYear(int y=-1)const;
    int compare(const Date &date)const;
    bool isLeapYear(int Y=-1)const;
    int subDate(const Date &date)const;
    Date subDays(int days)const;
    Date addDays(int days)const;
private:

    int year,month,day;
    void addOneDay();
    void subOneDay();
    int subSmallDate(const Date &dat)const;
};
#endif




